Home / 369,614,088.69-554,966,148.03-206,171,180.61

Finding the Fourth Proportional to 369,614,088.69, 554,966,148.03 and 206,171,180.61

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Solution

The fourth proportional to 369,614,088.69, 554,966,148.03 and 206,171,180.61 is: 309,560,780.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,614,088.69 : 554,966,148.03 = 206,171,180.61 : x
  2. Step 2: Convert to fraction form
    369,614,088.69/554,966,148.03 = 206,171,180.61/x
  3. Step 3: Cross multiply
    369,614,088.69x = 554,966,148.03 × 206,171,180.61
  4. Step 4: Simplify right side
    369,614,088.69x = 114,418,025,936,898,272
  5. Step 5: Solve for x
    x = 114,418,025,936,898,272/369,614,088.69
  6. Step 6: Final answer
    x = 309,560,780.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.